1366 - Incorrect integer value: '' for column `mapshopatlogis`.`whos_online`.`customer_id` at row 1

insert into whos_online (customer_id, full_name, session_id, ip_address, time_entry, time_last_click, last_page_url) values ('', 'Guest', '0989932e8ceff6798895c23b282de88c', '216.73.216.142', '1758260699', '1758260699', '/product_info.php/language/en/info/p1749_Solomon-Is--7-Satellite-Image.html')

[XT SQL Error]